The GlowTunes Rechargeable Mini Speakers are a compact, glowing, two speaker unit. The GlowTunes feature LED lights which can be changed for different colors, pick a color to match you music or mood. The unit works with all audio players and has an inboard li-ion battery making it rechargeable and portable. The included cables allow for USB charging and direct listening from any audio source, and the whole thing includes a drawstring travel pouch. Silver outside color.